seven *(- seven *(eight *x + three)^ two /(four *(twenty-eight *x^ two + twenty-one *x + twenty-two)) + four)/sqrt(twenty-eight *x^ two + twenty-one *x + twenty-two) = zero
7 multiply by ( minus 7 multiply by (8 multiply by x plus 3) squared divide by (4 multiply by (28 multiply by x squared plus 21 multiply by x plus 22)) plus 4) divide by square root of (28 multiply by x squared plus 21 multiply by x plus 22) equally 0
seven multiply by ( minus seven multiply by (eight multiply by x plus three) to the power of two divide by (four multiply by (twenty minus eight multiply by x to the power of two plus twenty minus one multiply by x plus twenty minus two)) plus four) divide by square root of (twenty minus eight multiply by x to the power of two plus twenty minus one multiply by x plus twenty minus two) equally zero